Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games. This is the Investigator's Guide, with everything players need to create and run character's in the late 30's and 40's.
Discover the secret history of World War Two: stories of amazing heroism, in which stalwart... [click here for more]

Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games. This is the Keeper's Guide with everything GM's and Keeper's need for late 30's and 40's wartime adventure!
Discover the secret history of World War Two: stories of amazing heroism, in which stalwart men and women struggle to overthrow... [click here for more]

Horror Roleplaying in 1890s England
IN THE 1890s, Cthulhu and his minions share the globe with the mighty British Empire. But they owe allegiance to an empire of their own — a dark and cruel design on ownership of the world and on the dreams of humanity. Even among the green fields of rural England, only thoughtful and energetic intervention keeps the shadows at bay.
CTHULHU... [click here for more]

On the west of Norway comes the island called Iceland, with the mighty ocean washing round it: a land very squalid to dwell in, but noteworthy for marvels, both strange occurrences and objects that pass belief.
— The Danish History, by Saxo Grammaticus, 12th Century
Legend and Adventure in Viking-Age Iceland
The Nordic and Celtic peoples who settled Iceland in the 9th... [click here for more]

Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games.
Discover the secret history of the war beyond Europe: tales of heroic struggles in the Far East and the Pacific Islands; the re-emergence of archaic evils deep within an ancient land; the terrors of jungle warfare, where humans are not the only... [click here for more]

Mythras Imperative is a 32 page introduction to the Mythras system, designed for both newcomers and old hands. It gives you a pared-down, simplified version of Mythras but still with enough options and depth to be a playable game. The rules cover character creation, skills, the core mechanics of the game, spot rules for different circumstances, combat mechanics, and several creatures from fantasy,... [click here for more]

Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games.
Discover the secret history of the war beyond Western Europe: a land of great antiquity, steeped in legend; a fiery cauldron of political and occult intrigue where the heat is as much your enemy as any man with a gun; and a formidable wilderness... [click here for more]

TERROR IN THE ARCTIC CIRCLE!Achtung! Cthulhu brings you a two-fisted wartime roleplaying game setting packed full of fiendish Nazis, terrifying ancient mysteries, legendary war machines, and enough writhing tentacles to fill ten Reichstags!
The Trellborg Monstrosities is a standalone adventure for both hardened Call of Cthulhu veterans... [click here for more]

"Winner of two 2015 Silver ENnie awards for Best Monster/Adversary and Best Cover."
Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games.
Discover the mightiest terrors of the Mythos: the Great Old Ones, the Outer Gods, and their foul servitors and cultists; the spells... [click here for more]

What Lurks Beneath The Waves?This is the Revised edition brought up to date for use with the Achtung! Cthulhu Investigator's and Keeper's Guides
Achtung! Cthulhu brings you a wartime CALL OF CTHULHU roleplaying game setting packed full of fiendish Nazis, terrifying ancient mysteries, legendary war machines, and enough writhing tentacles to fill ten Reichstags!... [click here for more]

The Mythos Society Guide to New England is an expansive universal sourcebook by veteran game designer Clint Staples that can be used to enhance any horror, mystery, or adventure roleplaying scenarios set in New England. It is particularly suited for Mythos-oriented games like Call of Cthulhu and Cthulhu Live. It is also a fun and provocative read... [click here for more]

The Basic Roleplaying System
Welcome to Chaosium’s Basic Roleplaying system, a book that collects in one place rules and options for one of the original and most influential role playing game systems in the world.
This book comprises a roleplaying game system, a framework of rules aimed at allowing players to enact a sort of improvisational radio theater—only without microphones—and... [click here for more]

HORROR STALKS THE STEPPES!
Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games.
Discover the secret history of the war in Russia: a vast land under the thumb of a brutal regime; a downtrodden yet determined population who have seen many horrors, not all of them of man’s... [click here for more]

Wartime roleplaying…with tentacles!PLEASE NOTE THIS IS THE REVISED & UPDATE VERSION OF THREE KINGS WHICH REQUIRES THE ACHTUNG! CTHULHU KEEPERS & INVESTIGATOR'S GUIDEIF YOU DO NOT OWN THESE YOU CAN PURCHASE THE STAND ALONE VERSIONS OF THREE KINGS FOR CALL OF CTHULHU OR SAVAGE WORLDS
Achtung! Cthulhu brings you a two-fisted... [click here for more]

Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games. Evil Never Dies... It Evolves Discover the secret history of the war that may (or may not) have happened: a time of strangely enhanced soldiers, more machine than man; a twisted future-past of occult and technological development and... [click here for more]

This book is a completely revised, expanded, and updated version of the acclaimed live-action roleplaying (LARP) game based on the horror tales of H.P. Lovecraft.
This newest and best edition of Cthulhu Live includes a richly detailed and uniquely playable rules system that incorporates more than 12 years of best practices and refinements from hundreds of gamers worldwide. Features of this self-contained... [click here for more]

Wartime roleplaying……with tentacles!
Achtung! Cthulhu brings you a two-fisted wartime CALL OF CTHULHU roleplaying game setting packed full of fiendish Nazis, terrifying ancient mysteries, legendary war machines, and enough writhing tentacles to fill ten Reichstags!
Three Kings is the first in a series of standalone adventure supplements... [click here for more]

Revised edition!
You can redownload the game to get the updates if you have already purchased it. Do not miss our crowdfunding for a hardcover edition! A true Revolution in D100 gaming
This game proposes a new approach to percentile-based role-playing games, while keeping the unique flavour of classic D100. In the book you will find: class-less and skill-based character generation;... [click here for more]

EXPLORING THE DARKER SIDE OF HUMAN NATURE
The world is not a happy place. This Basic Roleplaying setting casts the adventurers as mavericks in a fantasy world that is losing a war it does not even know that it is fighting. Hidden demons and their mortal minions-many of whom do not even know who their masters truly are-manipulate events from the shadows, experimenting with social control mechanisms... [click here for more]

The Shade Land lies under a cover of impenetrable clouds where dwells the Dark Goddess, mother of the ruling race of dark elves known as Sha'zir. Here creatures of darkness lurk in the shadows, from poisonous dragonkind to huge insects. And here mankind has retreated to the highlands, where it breeds giant featherless birds as mounts, in a fight for its very existence.
This Fantasy setting for... [click here for more]

The latest incarnation of Merrie England,this book contains all you need to be able to play in England at the time of Robyn Hode.
Using the Revolution D100 Ruleset, Merrie England: Robyn Hode provides a set of rules, cultural backgrounds and professions that allow you to play one of the Merrie Men, one of the Sheriff ’s guards or even one of the corrupt churchmen of the time.... [click here for more]